Important Ores

20 flashcards · Other · by Dasp Parihar

1. Bauxite

   AlOx(OH)3−2xAlO_x(OH)_{3-2x}AlOx​(OH)3−2x​ [0<x<1]\small[0 < x < 1][0<x<1]

2. Kaolinite (a form of clay)

   Al2(OH)4Si2O5Al_2(OH)_4Si_2O_5Al2​(OH)4​Si2​O5​

3. Haematite

   Fe2O3Fe_2O_3Fe2​O3​ Method of Extraction Reduction of the oxide with CO and coke in the Blast furnace.

4. Magnetite

   Fe3O4Fe_3O_4Fe3​O4​ Method of Extraction Reduction of the oxide with CO and coke in the Blast furnace.

5. Iron Pyrites

   FeS2FeS_2FeS2​ Also known as Fool's Gold

6. Siderite

   FeCO3FeCO_3FeCO3​

7. Copper Pyrites

   CuFeS2CuFeS_2CuFeS2​

8. Malachite

   CuCO3.Cu(OH)2CuCO_3.Cu(OH)_2CuCO3​.Cu(OH)2​

9. Copper Glance

   Cu2SCu_2SCu2​S

10. Cuprite

    Cu2OCu_2OCu2​O

11. Zinc Blende or Sphalerite

    ZnSZnSZnS

12. Calamine

    ZnCO3ZnCO_3ZnCO3​

13. Zincite

    ZnOZnOZnO

14. Magnesite

    MgCO3MgCO_3MgCO3​

15. Dolomite

    CaMg(CO3)2CaMg(CO_3)_2CaMg(CO3​)2​

16. Silver Glance (Argentite)

    Ag2SAg_2SAg2​S

17. Chlorargyrite (Horn silver)

    AgClAgClAgCl

18. Galena

    PbSPbSPbS

19. Anglesite

    PbSO4PbSO_4PbSO4​

20. Cryolite

    Na3AlF6\small Na_3AlF_6Na3​AlF6​ Method of extraction Electrolysis of Al2O3\footnotesize Al_2O_3Al2​O3​ dissolved in molten Na3AlF6\footnotesize Na_3AlF_6Na3​AlF6​